[He notes the change in attitude - possibly getting somewhere now? There's a lot about Masaomi that Shikamaru just plain doesn't know about. But there's something unbalanced there - he got the gist of that from what Katara told him and how he saw Masaomi act during the draft, when lives were at stake. It's a lot to read into, but he understands that that's only scraping just beneath the surface when it comes to this sort of thing.]
Keep saying that, like it makes a difference. [His tone is bored; unmoved.]
[Action]
Keep saying that, like it makes a difference. [His tone is bored; unmoved.]